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WM8912 データシート(PDF) 111 Page - Cirrus Logic

部品番号 WM8912
部品情報  Ultra Low Power DAC with Headphone Driver
PDF  129 Pages
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メーカー  CIRRUS [Cirrus Logic]
ホームページ  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8912 データシート(HTML) 111 Page - Cirrus Logic

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Production Data
WM8912
w
PD, Rev 4.1, February 2013
111
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R76 (4Ch)
DC Servo 9
7:0
DCS_DAC_WR
_VAL_0 [7:0]
0000_0000 DC Offset value for HPOUTL in DAC Write DC Servo
mode in two's complement format.
In readback, the current DC offset value is returned in
two's complement format.
Two’s complement format:
LSB is 0.25mV.
Range is +/-32mV
Register 4Ch DC Servo 9
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R77 (4Dh)
DC Servo
Readback 0
11:8
DCS_CAL_CO
MPLETE [3:0]
0000
DC Servo Complete status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write or Start-Up DC Servo mode not
completed.
1 = DAC Write or Start-Up DC Servo mode complete.
7:4
DCS_DAC_WR
_COMPLETE
[3:0]
0000
DC Servo DAC Write status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = DAC Write DC Servo mode not completed.
1 = DAC Write DC Servo mode complete.
3:0
DCS_STARTU
P_COMPLETE
[3:0]
0000
DC Servo Start-Up status
[3] - LINEOUTR
[2] - LINEOUTL
[1] - HPOUTR
[0] - HPOUTL
0 = Start-Up DC Servo mode not completed..
1 = Start-Up DC Servo mode complete.
Register 4Dh DC Servo Readback 0



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